Circulatory System Vocab Words

To pump and circulate blood is the work of which organ

• Lungs

• Liver

• Pancreas

• Heart

The circulatory system works most closely with which other system?

• Respiratory

• Excretory

• Digestive

• Nervous

How many valves are within the heart?

• 3

• 4

• 5

• 6

There are 2 systems that are apart of the Circulatory System. They are the ____________ and ____________.

• Pulmonary and Systemic

• Pulmonary and Digestive

• Systemic and Excretory

• Respiratory and Digestive

The Pulmonary system circulates blood where?

• From the heart to the lungs and back

• From the rest of the body and back to the heart

• From the toes back up to the heart

• From the brain down to the toes

The _______________ are where the oxygen and nutrients are pick up by the blood.

• lungs

• heart

• aorta

• vena cava

The ____________ is the main artery of the heart carrying oxygenated blood to all the parts of the body except the lungs.

• aorta

• vena cava

• heart

• right atrium

O2 is the symbol for

• 2 oxygen atoms

• 2 carbon atoms

• 2 ore atoms

• 2 water molecules

Tags

NGSS.MS-PS1-1

CO2 is the symbol for _______________.

• 2 oxygen atoms

• 2 carbon atoms

• 1 carbon and 2 oxygen atoms

• 2 carbon and 1 oxygen atoms

Tags

NGSS.MS-PS1-1

Your circulatory system uses blood vessels to deliver _________ and nutrients to all the cells in the body and carry ___________ and waste to the lungs.

• oxygen and carbon dioxide

• carbon dioxide and oxygen

• iron and ore

• iron and carbon